package cn.tedu.boot221.controller;

import cn.tedu.boot221.entity.User;
import cn.tedu.boot221.utils.DBUtils;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

@Controller
public class UserController {
    @ResponseBody
    @RequestMapping("/reg")
    public String reg(User user){
        System.out.println("user = " + user);
        try(Connection conn= DBUtils.getCoon()){
            String sql="insert into user values(null,?,?,?,?)";
            PreparedStatement ps= conn.prepareStatement(sql);
            ps.setString(1,user.getUsername());
            ps.setString(2,user.getPassword());
            ps.setString(3,user.getNickname());
            ps.setInt(4,user.getAge());
            ps.executeUpdate();

        } catch (SQLException throwables) {
            throwables.printStackTrace();
        }
        return "注册成功！";
    }


    @RequestMapping("/login")
    @ResponseBody
    public String login(User user){
        System.out.println("user = " + user);
        try(Connection conn=DBUtils.getCoon()) {
            String sql="select count(*) from user where username = ? and passname= ? ";
            PreparedStatement ps=conn.prepareStatement(sql);
            ps.setString(1,user.getUsername());
            ps.setString(1,user.getPassword());
            ResultSet rs=ps.executeQuery();
            int count =rs.getInt(1);
            if (count>0){
                return "登录成功";
            }
        } catch (SQLException throwables) {
            throwables.printStackTrace();
        }
        return "用户名或密码错误！";
    }
}
